Voltas service warranty is good and customer support is also very good.but the ac is always in the problems and it also able because of low cost and tata voltas company assurance is good. cooling is about 16c to 22c only and makes small sound so it better to middle class.
Reliability of AC is not good it always goes to repair and the customer satisfaction is good because tata company only it the rate is also very high to middle class so it suitable only to upper middle class only.